Finding the Fourth Proportional to 1,499,536.03, 2,069,355.16 and 811,207.68
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Solution
The fourth proportional to 1,499,536.03, 2,069,355.16 and 811,207.68 is: 1,119,464.13
Step by Step Solution
- Step 1: Write the proportion equation
1,499,536.03 : 2,069,355.16 = 811,207.68 : x - Step 2: Convert to fraction form
1,499,536.03/2,069,355.16 = 811,207.68/x - Step 3: Cross multiply
1,499,536.03x = 2,069,355.16 × 811,207.68 - Step 4: Simplify right side
1,499,536.03x = 1,678,676,796,486.40 - Step 5: Solve for x
x = 1,678,676,796,486.40/1,499,536.03 - Step 6: Final answer
x = 1,119,464.13
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.